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H. Heating unit is not operating (no heat)...no voltage at heating unit (i.e., Gas Model - Direct
Spark Ignition [DSI] module) when dryer is first started...
GAS MODELS...
1. Fault in sail switch circuit...
a. Sail switch is out of adjustment or has failed.
b. Sail switch damper is not closing or is fluttering...
1) Lint screen is dirty.
2) Restriction in the exhaust ductwork.
3) No exhaust airflow...
a) Failed impellor (fan and blower).
b) Fault in blower (impellor and fan) motor circuit (for Reversing Models ONLY).
2. Tripped burner manual reset hi-limit.
3. Tripped lint chamber sensor bracket basket (tumbler) manual reset hi-limit switch.
I. Heating unit is not operating (no heat)..voltage is evident at heating unit (i.e., Gas Model -
[DSI] module)...
GAS MODELS...
1. Fault in DSI ignition system.
a. Ignitor sparks but no ignition and module locks out (GREEN indicator flashes).
1) Ignitor probe assembly is out of adjustment or has failed.
2) Severe air turbulence.
3) Failed DSI module.
4) Failed gas valve.
b. Ignitor sparks, burner lights but goes off right away...
1) DSI ignitor flame probe is out of adjustment ... or has failed.
2) Sail switch is fluttering...
a) Lint screen is dirty.
b) Restriction in exhaust ductwork.